Hillsboro Weather Forecast

    • 70
    • 88

    Chance Thunderstorms

    • 68
    • 88

    Slight Chance Thunderstorms

    • 69
    • 89

    Chance Thunderstorms

    • 68
    • 88

    Chance Thunderstorms

    • 70
    • 91

    Slight Chance Thunderstorms

    • 70
    • 93

    Slight Chance Thunderstorms

Today 5 Jul Marion

Mostly cloudy with a chance of Showers and Thunderstorms this Morning, then partly sunny with a slight chance of Showers and Thunderstorms this afternoon. Highs in the upper 80s. South Winds 10 to 15 Mph. Chance of rain 30 percent.

Tonight 5 Jul Marion

Partly cloudy. A chance of Showers and Thunderstorms, mainly in the evening. Humid with Lows around 70. South Winds 10 to 15 Mph, becoming southwest around 5 Mph after midnight. Chance of rain 30 percent.

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Hillsboro Temperature Statistics

July Temperature

Newton, Newton City/County Airport (21.1 miles)

  • Lowest 1 July, 2025

    62.6 °F

  • Average July

    78.3 °F

  • Highest 2 July, 2025

    90 °F

Climate (2020–Present)

Newton, Newton City/County Airport (21.1 miles)

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  • Average Low 2020–2025

    46.4 °F

  • Average 2020–2025

    57 °F

  • Average High 2020–2025

    68.4 °F
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